Parallax Volatility Advisers
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Parallax Volatility Advisers’s Astera Labs ALAB Stock Holding History

Parallax Volatility Advisers’s Portfolio ALAB Stock Details ALAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.74M Sell
34,100
-10,600
-24% -$1.51M 0.01% 649
2025
Q4 		$7.44M Buy
44,700
+41,100
+1,142% +$6.88M 0.01% 549
2025
Q3 		$705K Buy
+3,600
New +$592K ﹤0.01% 1187

Other funds holding ALAB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FAM
Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Amundi
Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return

Parallax Volatility Advisers's ALAB Position: Q1 2026 in Review

Parallax Volatility Advisers increased its Astera Labs (ALAB) stake by 27% in Q1 2026, buying an estimated $675K and bringing the position to 22,379 shares worth $2.45M. The position accounts for 0.01% of the portfolio, ranked #741.

Parallax Volatility Advisers first reported a position in ALAB in Q3 2024 and has held it in 3 quarters since. The position peaked at $6.58M in Q3 2024. 704 funds tracked by Wall St. Rank hold ALAB as of Q1 2026.

  • Parallax Volatility Advisers held 22,379 shares of Astera Labs worth $2.45M as of Q1 2026.
  • Parallax Volatility Advisers bought 4,736 Astera Labs shares in Q1 2026, an estimated $675K.
  • Astera Labs made up 0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #741 holding.
  • Parallax Volatility Advisers first reported a position in Astera Labs in Q3 2024 and has held it in 3 quarters since.
  • Parallax Volatility Advisers's Astera Labs position peaked at $6.58M in Q3 2024.
  • 704 funds tracked by Wall St. Rank held Astera Labs as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.